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pocketsmith-mcp

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MCP server for managing budgets via PocketSmith API

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/** * @fileoverview Get user accounts from PocketSmith */ import { z } from "zod"; import { BaseErrorCode } from "../../../types-global/errors.js"; import { ErrorHandler, logger, requestContextService, } from "../../../utils/index.js"; import { PocketSmithService } from "../../../services/pocketsmith.js"; export const GetAccountsInputSchema = z.object({ apiKey: z.string().optional().describe("PocketSmith API key (if not set via environment)"), accessToken: z.string().optional().describe("OAuth access token (if not using API key)"), }); export const GetAccountsResponseSchema = z.object({ user: z.object({ id: z.number(), name: z.string(), email: z.string(), }).describe("Current user information"), accounts: z.array(z.object({ id: z.number(), name: z.string(), type: z.string(), currency_code: z.string(), current_balance: z.number(), current_balance_date: z.string(), current_balance_exchange_rate: z.number().nullable(), current_balance_in_base_currency: z.number(), safe_balance: z.number().nullable(), safe_balance_in_base_currency: z.number().nullable(), })).describe("List of user accounts with balances"), totalBalance: z.number().describe("Total balance across all accounts in base currency"), }); export async function getAccountsLogic(params, context) { logger.debug("Processing get accounts request", { ...context, toolInput: params, }); const apiKey = params.apiKey || process.env.POCKETSMITH_API_KEY; const accessToken = params.accessToken || process.env.POCKETSMITH_ACCESS_TOKEN; const service = new PocketSmithService(apiKey, accessToken); // Get current user first const user = await service.getCurrentUser(context); // Get user's accounts const accounts = await service.getAccounts(user.id ?? 0, context); // Calculate total balance const totalBalance = accounts.reduce((sum, account) => { return sum + (account.current_balance_in_base_currency || 0); }, 0); const response = { user: { id: user.id ?? 0, name: user.name ?? '', email: user.email ?? '', }, accounts: accounts.map(account => ({ id: account.id ?? 0, name: account.title ?? '', type: account.type ?? '', currency_code: account.currency_code ?? '', current_balance: account.current_balance ?? 0, current_balance_date: account.current_balance_date ?? '', current_balance_exchange_rate: account.current_balance_exchange_rate ?? null, current_balance_in_base_currency: account.current_balance_in_base_currency ?? 0, safe_balance: account.safe_balance ?? null, safe_balance_in_base_currency: account.safe_balance_in_base_currency ?? null, })), totalBalance, }; logger.debug("Get accounts processed successfully", { ...context, accountCount: accounts.length, totalBalance, }); return response; } export const registerGetAccountsTool = async (server) => { const toolName = "get_accounts"; const toolDescription = "Get user's PocketSmith accounts with current balances"; const registrationContext = requestContextService.createRequestContext({ operation: "RegisterTool", toolName: toolName, }); logger.info(`Registering tool: '${toolName}'`, registrationContext); await ErrorHandler.tryCatch(async () => { server.registerTool(toolName, { title: "Get PocketSmith Accounts", description: toolDescription, inputSchema: GetAccountsInputSchema.shape, outputSchema: GetAccountsResponseSchema.shape, annotations: { readOnlyHint: true, openWorldHint: false, }, }, async (params) => { const handlerContext = requestContextService.createRequestContext({ parentRequestId: registrationContext.requestId, operation: "HandleToolRequest", toolName: toolName, input: params, }); try { const result = await getAccountsLogic(params, handlerContext); return { structuredContent: result, content: [ { type: "text", text: JSON.stringify(result, null, 2) }, ], }; } catch (error) { const mcpError = ErrorHandler.handleError(error, { operation: "getAccountsHandler", context: handlerContext, input: params, }); return { isError: true, content: [{ type: "text", text: `Error: ${mcpError.message}` }], structuredContent: { code: mcpError.code, message: mcpError.message, details: mcpError.details, }, }; } }); logger.info(`Tool '${toolName}' registered successfully.`, registrationContext); }, { operation: `RegisteringTool_${toolName}`, context: registrationContext, errorCode: BaseErrorCode.INITIALIZATION_FAILED, critical: true, }); };